| R# | Serial Number | Calibration Facility | Calibration Date | Date for next Calibration | Responsivity [45] | Calibration Factor [45] | Instrument::Make | Instrument::Model | Instrument::Description | Instrument::Program | Instrument::Factory Calibration | Instrument::Date of Factory Calibration | Responsivity Bins [2 deg] | Responsivity Function Coefficients | Other Calibrations | Calibration File | Contact Person | Documentation Title | Calibration Method | Calibration Notes | Other Information | Datalogger Entry Date | Responsivity [45] [Corr] | Calibration Factor [45] [Corr] | Correction Method | Responsivity Bins Average [2 deg] |
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| 1 | 29146F3 | NREL's Outdoor | 04/11/1996 | | 3.69 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | | | Tom Kirk | Standardization of Eppley PIR | | | | | | | | |
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| 2 | 29146F3 | NREL's Outdoor | 04/25/2002 | 04/25/2003 | K0= -5.67;K1=0.2588167;,K2=1.008;K3= -2.055 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | | | Dan Nelson | SGP/Black Body | Black Body | U95(SGP-BB)+/-0.61% | | | | | | |
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| 3 | 29146F3 | NREL's Outdoor | 08/04/2004 | 08/04/2005 | K0= -13.00;K1=0.25732;,K2=1.024;K3= -1.805 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | | | Dan Nelson | SGP/Black Body | Black Body | U95(SGP-BB)+/-0.27% | | | | | | |
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| 4 | 29146F3 | SGP/2016-06 LW | 11/09/2016 | 11/09/2017 | K0=0.0;K1=0.2512;K2=1.0094;K3=-3.71;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.62 W/m² ; N=2394 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | | | Craig Webb | BORCAL-LW 2016-06 Certificates | | | | | K0=-3.2;K1=0.2517;K2=1.0171;K3=-3.47;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.60 W/m² ; N=2387 | | Analysis w/o K0 forced to zero | |
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| 5 | 29146F3 | SGP/2018-04 LW | 08/10/2018 | 08/10/2019 | K0=0.0;K1=0.25429;K2=1.0205;K3=-3.71;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.9 W/m² ; N=5589 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | [2018-04-LW_Full.pdf] | | Craig Webb | BORCAL-LW 2018-04 Certificates | | | | | K0=-7.9;K1=0.25460;K2=1.0369;K3=-3.01;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.9 W/m² ; N=5502 | | Analysis w/o K0 forced to zero | |
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| 6 | 29146F3 | SGP/2019-02 LW | 04/19/2019 | 04/19/2020 | K0=0.0;K1=0.24570;K2=1.0091;K3=-3.19;Kr=7.044e-4 ; U95 (wrt WISG) = ±3.0 W/m² ; N=2511 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | [2019-02-LW_Full.pdf] | | Craig Webb | BORCAL-LW 2019-02 Certificates | | | | | K0=3.6;K1=0.24570;K2=0.9997;K3=-3.32;Kr=7.044e-4 ; U95 (wrt WISG) = ±3.0 W/m² ; N=2460 | | Analysis w/o K0 forced to zero | |
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| 7 | 29146F3 | SGP/2020-04 LW | 09/14/2020 | 09/14/2022 | K0=0.0;K1=0.24375;K2=1.0074;K3=-3.34;Kr=7.044e-4 ; U95 (wrt WISG) = ±3.2 W/m² ; N=3502 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | [2020-04-LW_Full.pdf] | | Craig Webb | BORCAL-LW 2020-04 Certificates | | | | | K0=4.4;K1=0.24375;K2=0.9979;K3=-3.64;Kr=7.044e-4 ; U95 (wrt WISG) = ±3.1 W/m² ; N=3499 | | Analysis w/o K0 forced to zero | |
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| 8 | 29146F3 | SGP/2022-03 LW | 10/26/2022 | 10/26/2024 | K1=0.24806;K2=1.0115;K3=-3.65;Kr=7.044e-4 ; U95 (wrt WISG) = ±3.1 W/m² ; N=9393 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.69 (temp -30 to +40°C) | 04/11/1996 | | | [2022-03-LW_Full.pdf] | | Craig Webb | BORCAL-LW 2022-03 Certificates | | | | | | | | |
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